Audio headset



FIG. 1 is a rear, top perspective view of an audio headset showing my new design;

FIG. 2 is a front, bottom perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines depict portions of the audio headset that forms no part of the claimed design. 

CLAIM The ornamental design for an audio headset, as shown and described. 